/*
 * Copyright 2010 Gal Dolber.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.unnison.framework.rebind.binder.contributor;

import com.google.gwt.core.ext.GeneratorContext;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.user.rebind.StringSourceWriter;

import com.unnison.framework.client.async.AbstractRunAsyncCallback;
import com.unnison.framework.rebind.binder.BinderContext;
import com.unnison.framework.rebind.binder.BinderContributor;

public class RunAsyncContributor implements BinderContributor {

    @Override
    public void contribute(BinderContext binderContext, TreeLogger logger, GeneratorContext context) throws UnableToCompleteException {

        StringSourceWriter before = new StringSourceWriter();
        before.println("GWT.runAsync(new " + AbstractRunAsyncCallback.class.getCanonicalName() + "() {");
        before.indent();
        before.println("@Override");
        before.println("public void success() {");
        before.indent();

        StringSourceWriter after = new StringSourceWriter();
        after.outdent();
        after.println("}");
        after.outdent();
        after.println("});");

        binderContext.addWrapper(before, after);
    }

    @Override
    public String name() {
        return "RunAsync";
    }
}
